From: Lee Revell <rlrevell@joe-job.com>
To: Andi Kleen <ak@suse.de>
Cc: "Brown, Len" <len.brown@intel.com>,
Nick Piggin <nickpiggin@yahoo.com.au>,
Ingo Molnar <mingo@elte.hu>, Steven Rostedt <rostedt@goodmis.org>,
Andrew Morton <akpm@osdl.org>,
acpi-devel@lists.sourceforge.net, nando@ccrma.Stanford.EDU,
linux-kernel@vger.kernel.org, paulmck@us.ibm.com, kr@cybsft.com,
tglx@linutronix.de, pluto@agmk.net, john.cooper@timesys.com,
bene@linutronix.de, dwalker@mvista.com,
trini@kernel.crashing.org, george@mvista.com
Subject: Re: [RFC][PATCH] Runtime switching of the idle function [take 2]
Date: Tue, 29 Nov 2005 15:35:39 -0500 [thread overview]
Message-ID: <1133296540.4627.7.camel@mindpipe> (raw)
In-Reply-To: <20051129195336.GP19515@wotan.suse.de>
On Tue, 2005-11-29 at 20:53 +0100, Andi Kleen wrote:
> We're mostly addressing it - there are problems left, but
> overall it's looking good. The remaining problem is
> an education issue of users to not use RDTSC directly,
> but use gettimeofday/clock_gettime
No the issue is to make gettimeofday fast enough that the people who
currently have to use the TSC can use it. Right now it's 1500-3000 nsec
or so, Vojtech mentioned that he has a patch that could reduce that to
150-300 nsec.
Lee
next prev parent reply other threads:[~2005-11-29 20:35 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-29 19:37 [RFC][PATCH] Runtime switching of the idle function [take 2] Brown, Len
2005-11-29 19:53 ` Andi Kleen
2005-11-29 20:35 ` Lee Revell [this message]
2005-11-29 20:51 ` Andi Kleen
2005-11-29 23:55 ` Lee Revell
2005-11-30 1:06 ` Andi Kleen
2005-11-30 1:22 ` Lee Revell
2005-11-30 1:58 ` Andi Kleen
2005-11-30 2:19 ` john stultz
-- strict thread matches above, loose matches on Subject: below --
2005-11-15 9:08 2.6.14-rt13 Ingo Molnar
2005-11-18 18:02 ` 2.6.14-rt13 Fernando Lopez-Lezcano
2005-11-18 21:54 ` 2.6.14-rt13 Lee Revell
2005-11-18 22:05 ` 2.6.14-rt13 Fernando Lopez-Lezcano
2005-11-18 22:07 ` 2.6.14-rt13 Ingo Molnar
2005-11-18 22:41 ` 2.6.14-rt13 Fernando Lopez-Lezcano
2005-11-19 2:39 ` 2.6.14-rt13 Steven Rostedt
2005-11-24 15:07 ` 2.6.14-rt13 Ingo Molnar
2005-11-25 20:56 ` [RFC][PATCH] Runtime switching to idle_poll (was: Re: 2.6.14-rt13) Steven Rostedt
2005-11-26 13:05 ` Ingo Molnar
2005-11-29 2:48 ` [RFC][PATCH] Runtime switching of the idle function [take 2] Steven Rostedt
2005-11-29 3:02 ` Andrew Morton
2005-11-29 3:42 ` Steven Rostedt
2005-11-29 4:01 ` Andrew Morton
2005-11-29 6:44 ` Ingo Molnar
2005-11-29 6:55 ` Nick Piggin
2005-11-29 18:05 ` Andi Kleen
2005-11-29 14:19 ` Steven Rostedt
2005-11-29 14:50 ` Andi Kleen
2005-11-29 15:42 ` Steven Rostedt
2005-12-02 1:27 ` Max Krasnyansky
2005-12-02 1:45 ` Andi Kleen
2005-12-03 2:17 ` Max Krasnyansky
2005-11-29 4:22 ` john stultz
2005-11-29 14:22 ` Steven Rostedt
2005-11-29 13:08 ` Pavel Machek
2005-12-18 15:26 ` Steven Rostedt
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